The increased diffusion of computers is one of the fundamental changes at workplaces in recent decades. While the majority of workers now spend a substantial fraction of their working day with a computer, research on the wage effect of computer use effectively came to a halt after DiNardo and...

The increased diffusion of computers is one of the fundamental changes at workplaces in recent decades. While the majority of workers now spend a substantial fraction of their working day with a computer, research on the wage effect of computer use effectively came to a halt after DiNardo and...

This paper aims at providing business survey analysts with simple econometric tools to quantify qualitative survey data. We extend the traditional and commonly applied method proposed by Carlson and Parkin (1975) to capture observable survey respondent heterogeneity. We also discuss...